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Earth’s core may be layered like an onion, new study suggests

Deep beneath our feet, far beyond the reach of any drill, new research suggests that Earth’s center is far more intricate ...
CNN

Earth’s core has slowed so much it’s moving backward, scientists confirm. Here’s what it could mean

Sign up for CNN’s Wonder Theory science newsletter. Explore the universe with news on fascinating discoveries, scientific advancements and more. Deep inside Earth ...